The Backbone.JS ID() model is used to identify model entity uniquely.
Syntax:
Model.ID
Example:
<title>Example</title>
<script src="https://code.jquery.com/jquery-2.1.3.min.js" type="text/javascript"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.2/underscore-min.js" type="text/javascript"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/backbone.js/1.1.2/backbone-min.js" type="text/javascript"></script>
<script type="text/javascript">
var X = Backbone.Model.extend({
defaults: {
id: 100
}
});
var Y = new X();
document.write("Student Id: ", Y.get('id'));
</script>Student Id: 100
<title>Example</title>
<script src="https://code.jquery.com/jquery-2.1.3.min.js" type="text/javascript"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.2/underscore-min.js" type="text/javascript"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/backbone.js/1.1.2/backbone-min.js" type="text/javascript"></script>
<script type="text/javascript">
var X = Backbone.Model.extend({
defaults: {
id: 100
}
});
var Y = new X();
document.write("Student Id: ", Y.get('id'));
</script>Student Id: 100
Example Student Id: 100
Output:
Student Id: 100
Student Id: 100
Student Id: 100
Explanation:
The student id is set as 100.